Do you know, I have found a splendid specimen of the water beetle dytiscus marginatus.
Under natural conditions, the caddis worm has its persecutors, the most formidable of whom appears to be the water beetle.
The water beetle referred to is the Gyrinus, locally known as mellow bug or apple beetle.
water beetle darted in every direction over the surface of the water, but it could find no place to rest.
At length a water beetle, of the family known as Whirligigs, thrust itself out of the lake, and began capering upon the surface.
Then water beetle dived to the bottom of the water and brought up some soft mud.
You look up on either side to the towering cliffs, and feel like a water beetle in the bottom of a gigantic cup.